SRC += local_drivers/ssd1306.c
KEYBOARD_PATHS += $(HELIX_TOP_DIR)/local_drivers
+# A workaround until #7089 is merged.
+# serial.c must not be compiled with the -lto option.
+# The current LIB_SRC has a side effect with the -fno-lto option, so use it.
+LIB_SRC += local_drivers/serial.c
+
CUSTOM_MATRIX = yes
SRC += pico/matrix.c
SRC += local_drivers/ssd1306.c
KEYBOARD_PATHS += $(HELIX_TOP_DIR)/local_drivers
+# A workaround until #7089 is merged.
+# serial.c must not be compiled with the -lto option.
+# The current LIB_SRC has a side effect with the -fno-lto option, so use it.
+LIB_SRC += local_drivers/serial.c
+
CUSTOM_MATRIX = yes
SRC += rev2/matrix.c